Norethindrone Dosage

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Usual Adult Dose for:

Additional dosage information:

Usual Adult Dose for Abnormal Uterine Bleeding

2.5 to 10 mg orally per day for 5 to 10 days during the second half of the theoretical menstrual cycle.

Usual Adult Dose for Amenorrhea

2.5 to 10 mg orally per day for 5 to 10 days during the second half of the theoretical menstrual cycle.

Usual Adult Dose for Contraception

0.35 mg orally daily at the same time each day.

Usual Adult Dose for Endometriosis

5 mg orally per day for two weeks. Dosage should be increased by 2.5 mg per day every two weeks until 15 mg per day. This dosage may be continued for six to nine months or until annoying breakthrough bleeding demands temporary termination.

Renal Dose Adjustments

Data not available

Liver Dose Adjustments

The use of norethindrone is contraindicated by the manufacturer in patients with liver disease.

Precautions

Cigarette smoking greatly increases the possibility of suffering heart attacks and strokes. Women who use oral contraceptives are strongly advised not to smoke.

Dialysis

Data not available

Other Comments

Patients should be counseled that this product does not protect against HIV infection (AIDS) and other sexually transmitted diseases.

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